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CD4020BC • CD4040BC • CD4060BC 14-Stage Ripple Carry Binary Counters • 12-Stage Ripple Carry Binary Counters • 14-Stage Ripple Carry Binary Counters
October 1987 Revised January 1999
CD4020BC • CD4040BC • CD4060BC 14-Stage Ripple Carry Binary Counters • 12-Stage Ripple Carry Binary Counters • 14-Stage Ripple Carry Binary Counters
General Description
The CD4020BC, CD4060BC are 14-stage ripple carry binary counters, and the CD4040BC is a 12-stage ripple carry binary counter. The counters are advanced one count on the negative transition of each clock pulse. The counters are reset to the zero state by a logical “1” at the reset input independent of clock.
Features
s Wide supply voltage range: s High noise immunity: 1.0V to 15V 0.45 VDD (typ.